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Security Scan Report: apcd.state.co.us

Submitted: Aug 5, 2026, 9:19:43 AMCompleted: Aug 5, 2026, 9:21:17 AMpubliccompleted

Summary

API
This view is built from:
Scan result: counts, verdicts, details, IPs, technologies, hashes/api/v1/result/4cd33450-5e8e-4e79-9efb-b57d07faf909Domain and IP registration (RDAP)/api/v1/rdap/4cd33450-5e8e-4e79-9efb-b57d07faf909Certificate Transparency/api/v1/ct/apcd.state.co.usHow often this domain was scanned/api/v1/domain/stats/apcd.state.co.usScan history for this domain/api/v1/domain/history/apcd.state.co.us?limit=15

This website contacted 3 IPs in 1 country across 11 domains to perform 257 HTTP transactions. The main domain is apcd.state.co.us and was registered 23 years ago.

Submitted URL: https://apcd.state.co.us/aqidev/colorado_summary.aspx

The Cisco Umbrella rank of the primary domain is #88,354 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 95%

0
Risk Score

The site is a legitimate government page with no malicious indicators.

Safety Factors (5)
Government domain (apcd.state.co.us)
Old, well‑established registration
Only informational forms (search)
External resources are common CDNs (Google)
No malicious JavaScript behavior observed
Domain age information unavailable

Details

Page Title

CDPHE - Colorado.gov/AirQuality

Scan Type

public

Domain Name Analysis

You're looking at domain 'apcd.state.co.us' on the United States country-code top-level domain (.co.us), featuring subdomain 'apcd'. The second-level label 'state' is 5 characters long containing 2 vowels alongside 3 consonants. Segmentation suggests 1 word: state. Expect 5 characters per word on average. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://apcd.state.co.us/aqidev/colorado_summary.aspx

Page Load Overview

6.59s
Total Load Time
740 KB
Total Size

Language Analysis

Primary Language

🇺🇸English
Code: en
Confidence:42%
Script:Latin
Direction:ltr

Detection Details

Text Length:7,161 chars
Detector Agreement:67%

Website Classification

Primary Category

documentation technical74% confidence
Type: spa
Method: ml+structural

All Detected Categories

documentation technical
74%
government public service
44%

Detected Features

Search

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
87142.251.13.95Google · CDNUnited States
AS15169Google LLC
85142.251.14.139Google · CDNUnited States
AS15169Google LLC
85165.127.209.168Denver, Colorado, United States
AS36081The Governor's Office of Information Technology
2573--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T13083973559C90D3BEA87C2D1B6B1AF5E20D6E55EC2208C5079FE693A2BC2E8534375CC

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:4VlczY/u+BMKApNpApNpzppp8pNpFppplppdEpddGEdddkdddzddd8dddFdddldg:4VWUuMX7C

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:82495:YgTKEoBpEIIgYkAYGBJSAMhZcQCERhMgVicIQgi6waSgBSAUQchQrLeBRRgAAQAGQoYCdECrosYolSQCkyIEAECAoDwk9EgU

These hashes enable detection of similar websites and malware variants by comparing content similarity even when exact matches aren't found.

Image Hashes

Perceptual Hashes

Average Hash:00c3c3ffcfffffff
Perceptual Hash:b8246f0f0b1b3b39
Difference Hash:2786963d9f313139
Wavelet Hash:00c2c2dfc1dddd1c
Color Hash:#401f93

Other Hashes

Crop Resistant:2786963d9f313139,00014b4b4b4b4b83,48453a3337026000

Scan History

Scan history not available

Unable to load historical scan data